linux-kernel - Re: Slow long-term increase in dirty pages

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Message-ID: <20090319145118.32c5bfb0@nacelle.mxtelecom.com>
Date:	Thu, 19 Mar 2009 14:51:18 +0000
From:	Paul Evans <paul@...elecom.com>
To:	Wu Fengguang <fengguang.wu@...el.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Slow long-term increase in dirty pages

On Thu, 19 Mar 2009 12:47:51 +0800
Wu Fengguang <fengguang.wu@...el.com> wrote:

> The attached filecache patch shall help identify the dirty
> files/pages.
> 
> Usage:
>         # run patched kernel
>         modprobe filecache
>         cat /proc/filecache
> 
> The dirty files will have the 'D' flag in its "state" field.

Wow, that looks very useful. I'll have a play with it and see if it
yields anything of interest.

Thanks,

-- 
Paul Evans <paul@...elecom.com>
Tel: +44 (0) 845 666 7778
Fax: +44 (0) 870 163 4694
http://www.mxtelecom.com

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